Tags: Star.
WISEPC J140518.40+553421.4 (designation is abbreviated to WISE 1405+5534) is a brown dwarf of spectral class Y0 (pec?) located in constellation Ursa Major at approximately 25.3 light-years from Earth. It is one of the Sun’s nearest neighbors and was estimated to be only 12.4 light-years from the Sun in 2011.